399430560

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{857}}^1\times {\mathrm{971}}^1$

素因数の和:1846

約数の個数: 96

約数和(自身を含む): 1260971712

約数和(自身を除く): 861541152

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 857, 971, 1714, 1942, 2571, 2913, 3428, 3884, 4285, 4855, 5142, 5826, 6856, 7768, 8570, 9710, 10284, 11652, 12855, 13712, 14565, 15536, 17140, 19420, 20568, 23304, 25710, 27424, 29130, 31072, 34280, 38840, 41136, 46608, 51420, 58260, 68560, 77680, 82272, 93216, 102840, 116520, 137120, 155360, 205680, 233040, 411360, 466080, 832147, 1664294, 2496441, 3328588, 4160735, 4992882, 6657176, 8321470, 9985764, 12482205, 13314352, 16642940, 19971528, 24964410, 26628704, 33285880, 39943056, 49928820, 66571760, 79886112, 99857640, 133143520, 199715280, 399430560]

約数ペア:

[(1, 399430560), (2, 199715280), (3, 133143520), (4, 99857640), (5, 79886112), (6, 66571760), (8, 49928820), (10, 39943056), (12, 33285880), (15, 26628704), (16, 24964410), (20, 19971528), (24, 16642940), (30, 13314352), (32, 12482205), (40, 9985764), (48, 8321470), (60, 6657176), (80, 4992882), (96, 4160735), (120, 3328588), (160, 2496441), (240, 1664294), (480, 832147), (857, 466080), (971, 411360), (1714, 233040), (1942, 205680), (2571, 155360), (2913, 137120), (3428, 116520), (3884, 102840), (4285, 93216), (4855, 82272), (5142, 77680), (5826, 68560), (6856, 58260), (7768, 51420), (8570, 46608), (9710, 41136), (10284, 38840), (11652, 34280), (12855, 31072), (13712, 29130), (14565, 27424), (15536, 25710), (17140, 23304), (19420, 20568)]